Cheapest return flights from Dublin to Brussels in December from 44€

AirHint found the following cheapest return flights from Dublin (DUB) to Brussels (BRU) in December 2025 (see full year).

Return flights

15 Dec - 18 Dec Ryanair direct
12 Dec - 15 Dec Ryanair direct
02 Dec - 04 Dec Ryanair direct
15 Dec - 17 Dec Ryanair direct
08 Dec - 11 Dec Ryanair direct
09 Dec - 11 Dec Ryanair direct
13 Dec - 17 Dec Ryanair direct
02 Dec - 03 Dec Ryanair direct
12 Dec - 13 Dec Ryanair direct
07 Dec - 10 Dec Ryanair direct
16 Dec - 07 Jan Ryanair direct
31 Dec - 05 Jan Ryanair direct
22 Dec - 15 Jan Ryanair direct
24 Dec - 01 Jan Ryanair direct
31 Dec - 03 Jan Aer Lingus direct
29 Dec - 03 Jan Ryanair direct
31 Dec - 01 Jan Aer Lingus direct
23 Dec - 02 Jan Ryanair direct
26 Dec - 03 Jan Ryanair direct
27 Dec - 03 Jan Ryanair direct

Also check the deals for one-way flights from Dublin to Brussels in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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